. >> reporter: congresswoman jackie speer is introducing a bill, saying instructors who have even consensual sex with a trainee get kicked out of the military. >> we have two instructors that admitted to having had sex with train of their trainees each. and these instructors were married. >> an individual serving as a military training instructor, who has a relationship like this with a trainee, has no place in our air force. >> reporter: military leaders say they're already implementing new guidelines. >> we are well on our way toward, but i'm not in in way ready to declare victory. >> reporter: having more women as trainers is looking air force officials are looking into. >>> scientists at stanford have developed a groundbreaking treatment in the battle against hiv and aids. they say they have developed a way to genetically engineer certain immune cells to make them resistant to hiv. they say if this treatment is successful, treatment could change significantly. >>> the family of the late junior seau is suing the nfl over the former linebacker's suicide. seau's family claims his suicide wa